Finding the Fourth Proportional to 2,758,192,805.17, 3,806,386,460.27 and 1,505,210,372.65
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Solution
The fourth proportional to 2,758,192,805.17, 3,806,386,460.27 and 1,505,210,372.65 is: 2,077,234,184.49
Step by Step Solution
- Step 1: Write the proportion equation
2,758,192,805.17 : 3,806,386,460.27 = 1,505,210,372.65 : x - Step 2: Convert to fraction form
2,758,192,805.17/3,806,386,460.27 = 1,505,210,372.65/x - Step 3: Cross multiply
2,758,192,805.17x = 3,806,386,460.27 × 1,505,210,372.65 - Step 4: Simplify right side
2,758,192,805.17x = 5,729,412,382,312,921,088 - Step 5: Solve for x
x = 5,729,412,382,312,921,088/2,758,192,805.17 - Step 6: Final answer
x = 2,077,234,184.49
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.